Questions with complete solution (64
pgs)
The medulla oblongata, pons, and midbrain comprise the
A) mesencephalon
B) basal ganglia
C) ventricles
D) cortical lobes of the cerebrum
E) brain stem - correct answer ✔E) brain stem
The folds of the cerebrum are called
A) sulci
B) gyri
C) cortical folds
D) arachnoid granulations
E) dural sinuses - correct answer ✔B) gyri
The wall between the lateral ventricles is called the
A) falx cerebri
B) corpus callosum
C) septum pellucidum
D) fornix
E) cerebral aqueduct - correct answer ✔C) septum pellucidum
The passageway between the lateral ventricles and the third ventricle is the
,A) central canal
B) cerebral aqueduct
C) foramen of Magendi
D) interventricular foramen
E) lateral foramen - correct answer ✔D) interventricular foramen
To return CSF to circulation, arachnoid granulations extend into the
A) carotid canal
B) jugular foramen
C) inferior sagittal sinus
D) superior sagittal sinus
E) subarachnoid space - correct answer ✔D) superior sagittal sinus
In each ventricle is a blood vessel network called the _______ that produces
cerebrospinal fluid.
A) choroid plexus
B) jugular vein
C) pia mater
D) vertebral artery
E) carotid artery - correct answer ✔A) choroid plexus
Chambers within the brain that contain cerebrospinal fluid are called
A) plexuses
B) ventricles
C) ganglia
D) aqueducts
,E) sinuses - correct answer ✔B) ventricles
Two large venous sinuses, the sagittal sinuses, lie within a dural fold called
the
A) basal ganglia
B) falx cerebri
C) septum pellucidum
D) arachnoid mater
E) cerebral aqueduct - correct answer ✔B) falx cerebri
Cardiovascular centers located in the _______ adjust the heart rate, the
strength of cardiac contractions, and the flow of blood through the peripheral
tissues.
A) medulla oblongata
B) mesencephalon
C) prefrontal cortex
D) basal ganglia
E) pons - correct answer ✔A) medulla oblongata
The term used to describe the crossing over of a tract to the side of the
nervous system opposite to where the axons originated is
A) pyramidal tracts
B) decussation
C) consensual tracts
D) contralateral
E) ascending crossovers - correct answer ✔B) decussation
, The folds of the surface of the cerebrum
A) consist of axons and dendrites of neurons.
B) are called sulci.
C) are bathed in spinal fluid.
D) increase the surface area of the cerebrum.
E) form a network of blood vessels over the brain. - correct answer ✔D)
increase the surface area of the cerebrum
The white matter of the cerebellum forms a branching array called the
A) basal ganglia.
B) arbor vitae.
C) commissural fibers.
D) corpus callosum.
E) cortical folds. - correct answer ✔B) arbor vitae
The ________ are the four masses on the posterior of the midbrain.
A) corpora quadrigemina
B) quadriceps
C) choroid plexuses
D) tetrahygena
E) mesencephalon - correct answer ✔A) corpora quadrigemina
The mesencephalon contains the headquarters of the ________, a
specialized component of the reticular formation that controls alertness and
attention.
A) basal ganglia
B) general association area